| APA | CRF. (2012, February 9). In Acronym Geek. Retrieved 01:04, February 9, 2012, from http://www.acronymgeek.com/CRF |
| MLA | "CRF." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/CRF>. |
| MHRA | 'CRF', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/CRF> [accessed 9 February 2012] |
| Chicago | "CRF", http://www.acronymgeek.com/CRF (accessed February 9, 2012). |
| CBE/CSE | CRF [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/CRF. |
| Bluebook | CRF, http://www.acronymgeek.com/CRF (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CRF, http://www.acronymgeek.com/CRF (optional description here) (as of Feb. 9, 2012, 01:04). |
| AMA | CRF. Acronym Geek. February 9, 2012, 01:04. Available at: http://www.acronymgeek.com/CRF. Accessed February 9, 2012, 01:04. |